4.15.4 Mercantile
Mercantile skills are a special class of skill that provides abilities that produce highly valuable equipments for others. At any given time, one may only have a single mercantile skill.
Syntax: SKILL CHOICES
SKILL SELECT <category> <skill>
If you select a mercantile skill when already having one, you will be prompted as to whether you wish to forget your existing mercantile skill. You will receive 50% of your lessons back that you invested in the original mercantile skill if you choose to switch.